Geography Reference
In-Depth Information
Table 23.6
Representation of the clothoidal polynomial
y
=
j
=0
x
0
)
j
case study:
κ
0
=
1
5000
c
j
(
x
−
,κ
0
=
10
−
6
m
−
2
,α
0
=45
◦
,x
0
=
y
0
=0
Coecients
Formulae
Value for case study
c
0
y
0
0
c
1
tan
α
0
1
1
2
sec
3
α
0
κ
0
2
.
8284
∗
10
−
4
c
2
sec
4
α
0
3
κ
0
tan
α
0
+
κ
0
1
6
7
.
4667
∗
10
−
7
c
3
sec
5
α
0
κ
0
3
κ
0
1+5
tan
2
α
0
+10
κ
0
tan
α
0
1
24
5
.
053
∗
10
−
10
c
4
sec
6
α
0
[15
κ
0
tan
α
0
3+7
tan
2
α
0
1
120
κ
0
κ
0
1
.
013
∗
10
−
12
c
5
+
∗
19 + 105
tan
2
α
0
+10
κ
0
tan
α
0
]
10
−
15
c
6
1
.
258
∗
720
sec
7
α
0
κ
0
45
κ
0
1+14
tan
2
α
0
+21
tan
4
α
0
1
+252
κ
0
κ
0
tan
α
0
2+5
tan
2
α
0
+8
κ
0
6+35
tan
2
α
0
2
.
299
∗
10
−
18
c
7
5040
sec
8
α
0
45
κ
0
tan
α
0
35 + 210
tan
2
α
0
+ 231
tan
4
α
0
+9
κ
0
1
κ
0
81 + 1218
tan
2
α
0
+ 1925
tan
4
α
0
+28
κ
0
κ
0
tan
2
α
0
86 + 225
tan
2
α
0
+8
κ
0
6+35
tan
2
α
0
Table 23.7
Minimal distance mapping of a point close to the clothoid, coecients of the normal equations of
polynomial type
f
0
=
−
X
+
x
0
−
Yc
1
+
c
0
c
1
2
c
2
Y
+2
c
0
c
2
+
c
1
f
1
=1
−
f
2
=
−
3
c
3
Y
+3
c
0
c
3
+3
c
1
c
2
4
c
4
Y
+4
c
0
c
4
+4
c
1
c
3
+2
c
2
f
3
=
−
f
4
=
−
5
c
5
Y
+5
c
0
c
5
+5
c
1
c
4
+5
c
2
c
3
6
c
4
Y
+6
c
0
c
6
+6
c
1
c
5
+6
c
2
c
4
+3
c
3
f
5
=
−
f
6
=
−
7
c
7
Y
+7
c
0
c
7
+7
c
1
c
6
+7
c
2
c
5
+7
c
3
c
4
8
c
8
Y
+8
c
0
c
8
+8
c
1
c
7
+8
c
2
c
6
+8
c
3
c
5
+4
c
4
f
7
=
−
n even:
f
n
=
(
n
+1)
c
n
+1
Y
+(
n
+1)
c
0
c
n
+1
+(
n
+1)
c
1
c
n
+(
n
+1)
c
2
c
n−
1
+
...
+
(
n
+1)
c
n/
2
c
n/
2+1
n odd:
f
n
=
−
(
n
+1)
c
n
+1
Y
+(
n
+1)
c
0
c
n
+1
+(
n
+1)
c
1
c
n
+(
n
+1)
c
2
c
n−
1
+
...
+
(
n
+1)
c
(
n−
1)
/
2
c
(
n
+3)
/
2
+
n
+1
2
−
c
(
n
+1)
/
2
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